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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 75 }; | 75 }; |
| 76 | 76 |
| 77 | 77 |
| 78 class UnaryOpStub: public CodeStub { | 78 class UnaryOpStub: public CodeStub { |
| 79 public: | 79 public: |
| 80 UnaryOpStub(Token::Value op, | 80 UnaryOpStub(Token::Value op, |
| 81 UnaryOverwriteMode mode, | 81 UnaryOverwriteMode mode, |
| 82 UnaryOpIC::TypeInfo operand_type = UnaryOpIC::UNINITIALIZED) | 82 UnaryOpIC::TypeInfo operand_type = UnaryOpIC::UNINITIALIZED) |
| 83 : op_(op), | 83 : op_(op), |
| 84 mode_(mode), | 84 mode_(mode), |
| 85 operand_type_(operand_type), | 85 operand_type_(operand_type) { |
| 86 name_(NULL) { | |
| 87 } | 86 } |
| 88 | 87 |
| 89 private: | 88 private: |
| 90 Token::Value op_; | 89 Token::Value op_; |
| 91 UnaryOverwriteMode mode_; | 90 UnaryOverwriteMode mode_; |
| 92 | 91 |
| 93 // Operand type information determined at runtime. | 92 // Operand type information determined at runtime. |
| 94 UnaryOpIC::TypeInfo operand_type_; | 93 UnaryOpIC::TypeInfo operand_type_; |
| 95 | 94 |
| 96 char* name_; | 95 virtual void PrintName(StringStream* stream); |
| 97 | |
| 98 virtual const char* GetName(); | |
| 99 | |
| 100 #ifdef DEBUG | |
| 101 void Print() { | |
| 102 PrintF("UnaryOpStub %d (op %s), (mode %d, runtime_type_info %s)\n", | |
| 103 MinorKey(), | |
| 104 Token::String(op_), | |
| 105 static_cast<int>(mode_), | |
| 106 UnaryOpIC::GetName(operand_type_)); | |
| 107 } | |
| 108 #endif | |
| 109 | 96 |
| 110 class ModeBits: public BitField<UnaryOverwriteMode, 0, 1> {}; | 97 class ModeBits: public BitField<UnaryOverwriteMode, 0, 1> {}; |
| 111 class OpBits: public BitField<Token::Value, 1, 7> {}; | 98 class OpBits: public BitField<Token::Value, 1, 7> {}; |
| 112 class OperandTypeInfoBits: public BitField<UnaryOpIC::TypeInfo, 8, 3> {}; | 99 class OperandTypeInfoBits: public BitField<UnaryOpIC::TypeInfo, 8, 3> {}; |
| 113 | 100 |
| 114 Major MajorKey() { return UnaryOp; } | 101 Major MajorKey() { return UnaryOp; } |
| 115 int MinorKey() { | 102 int MinorKey() { |
| 116 return ModeBits::encode(mode_) | 103 return ModeBits::encode(mode_) |
| 117 | OpBits::encode(op_) | 104 | OpBits::encode(op_) |
| 118 | OperandTypeInfoBits::encode(operand_type_); | 105 | OperandTypeInfoBits::encode(operand_type_); |
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| 161 } | 148 } |
| 162 }; | 149 }; |
| 163 | 150 |
| 164 | 151 |
| 165 class BinaryOpStub: public CodeStub { | 152 class BinaryOpStub: public CodeStub { |
| 166 public: | 153 public: |
| 167 BinaryOpStub(Token::Value op, OverwriteMode mode) | 154 BinaryOpStub(Token::Value op, OverwriteMode mode) |
| 168 : op_(op), | 155 : op_(op), |
| 169 mode_(mode), | 156 mode_(mode), |
| 170 operands_type_(BinaryOpIC::UNINITIALIZED), | 157 operands_type_(BinaryOpIC::UNINITIALIZED), |
| 171 result_type_(BinaryOpIC::UNINITIALIZED), | 158 result_type_(BinaryOpIC::UNINITIALIZED) { |
| 172 name_(NULL) { | |
| 173 use_sse3_ = CpuFeatures::IsSupported(SSE3); | 159 use_sse3_ = CpuFeatures::IsSupported(SSE3); |
| 174 ASSERT(OpBits::is_valid(Token::NUM_TOKENS)); | 160 ASSERT(OpBits::is_valid(Token::NUM_TOKENS)); |
| 175 } | 161 } |
| 176 | 162 |
| 177 BinaryOpStub( | 163 BinaryOpStub( |
| 178 int key, | 164 int key, |
| 179 BinaryOpIC::TypeInfo operands_type, | 165 BinaryOpIC::TypeInfo operands_type, |
| 180 BinaryOpIC::TypeInfo result_type = BinaryOpIC::UNINITIALIZED) | 166 BinaryOpIC::TypeInfo result_type = BinaryOpIC::UNINITIALIZED) |
| 181 : op_(OpBits::decode(key)), | 167 : op_(OpBits::decode(key)), |
| 182 mode_(ModeBits::decode(key)), | 168 mode_(ModeBits::decode(key)), |
| 183 use_sse3_(SSE3Bits::decode(key)), | 169 use_sse3_(SSE3Bits::decode(key)), |
| 184 operands_type_(operands_type), | 170 operands_type_(operands_type), |
| 185 result_type_(result_type), | 171 result_type_(result_type) { } |
| 186 name_(NULL) { } | |
| 187 | 172 |
| 188 private: | 173 private: |
| 189 enum SmiCodeGenerateHeapNumberResults { | 174 enum SmiCodeGenerateHeapNumberResults { |
| 190 ALLOW_HEAPNUMBER_RESULTS, | 175 ALLOW_HEAPNUMBER_RESULTS, |
| 191 NO_HEAPNUMBER_RESULTS | 176 NO_HEAPNUMBER_RESULTS |
| 192 }; | 177 }; |
| 193 | 178 |
| 194 Token::Value op_; | 179 Token::Value op_; |
| 195 OverwriteMode mode_; | 180 OverwriteMode mode_; |
| 196 bool use_sse3_; | 181 bool use_sse3_; |
| 197 | 182 |
| 198 // Operand type information determined at runtime. | 183 // Operand type information determined at runtime. |
| 199 BinaryOpIC::TypeInfo operands_type_; | 184 BinaryOpIC::TypeInfo operands_type_; |
| 200 BinaryOpIC::TypeInfo result_type_; | 185 BinaryOpIC::TypeInfo result_type_; |
| 201 | 186 |
| 202 char* name_; | 187 virtual void PrintName(StringStream* stream); |
| 203 | |
| 204 virtual const char* GetName(); | |
| 205 | |
| 206 #ifdef DEBUG | |
| 207 void Print() { | |
| 208 PrintF("BinaryOpStub %d (op %s), " | |
| 209 "(mode %d, runtime_type_info %s)\n", | |
| 210 MinorKey(), | |
| 211 Token::String(op_), | |
| 212 static_cast<int>(mode_), | |
| 213 BinaryOpIC::GetName(operands_type_)); | |
| 214 } | |
| 215 #endif | |
| 216 | 188 |
| 217 // Minor key encoding in 16 bits RRRTTTSOOOOOOOMM. | 189 // Minor key encoding in 16 bits RRRTTTSOOOOOOOMM. |
| 218 class ModeBits: public BitField<OverwriteMode, 0, 2> {}; | 190 class ModeBits: public BitField<OverwriteMode, 0, 2> {}; |
| 219 class OpBits: public BitField<Token::Value, 2, 7> {}; | 191 class OpBits: public BitField<Token::Value, 2, 7> {}; |
| 220 class SSE3Bits: public BitField<bool, 9, 1> {}; | 192 class SSE3Bits: public BitField<bool, 9, 1> {}; |
| 221 class OperandTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 10, 3> {}; | 193 class OperandTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 10, 3> {}; |
| 222 class ResultTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 13, 3> {}; | 194 class ResultTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 13, 3> {}; |
| 223 | 195 |
| 224 Major MajorKey() { return BinaryOp; } | 196 Major MajorKey() { return BinaryOp; } |
| 225 int MinorKey() { | 197 int MinorKey() { |
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| 793 Register scratch1, | 765 Register scratch1, |
| 794 bool load_elements_from_receiver, | 766 bool load_elements_from_receiver, |
| 795 Label* key_not_smi, | 767 Label* key_not_smi, |
| 796 Label* value_not_smi, | 768 Label* value_not_smi, |
| 797 Label* not_pixel_array, | 769 Label* not_pixel_array, |
| 798 Label* out_of_range); | 770 Label* out_of_range); |
| 799 | 771 |
| 800 } } // namespace v8::internal | 772 } } // namespace v8::internal |
| 801 | 773 |
| 802 #endif // V8_IA32_CODE_STUBS_IA32_H_ | 774 #endif // V8_IA32_CODE_STUBS_IA32_H_ |
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